The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...

Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

Liftoff! NASA's Europa Clipper Sails Toward Ocean Moon of Jupiter Oct. 14, 2024 — NASA's Europa Clipper has embarked on its long voyage to Jupiter, where it will investigate Europa, a moon with ...

Saturn surpasses Jupiter with 128 newly discovered moons, becoming the planet with the most moons in our solar system.

Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

The discovery has raised a lot of questions. How do you spot moons, and why hadn’t anybody seen these ones already? Doesn’t ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

The solar system is home to bizarre moons like Enceladus and Callisto, each unveiling nature’s wonders and some of science’s ...

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

In the past couple of months there have been several celestial events that have dazzled the night sky. For those who may have ...

Even the icy planets in our solar system such as Neptune, Uranus or Jupiter's moon Europa, might have harboured plastic ice VII. NASA’s Juno spacecraft has recorded the most powerful volcanic ...